InChI=1/C15H18N4OS/c1-3-4-10-8-13(20)19-15(18-10)21-12-7-9(2)5-6-11(12)14(16)17/h5-8H,3-4H2,1-2H3,(H3,16,17)(H,18,19,20)/f/h16-17H2 6DE62539BE24BD61